When you enter 6 to select the Advanced R&D in the R&D advanced options, the following menu items appear. These menu items offer advanced users helpful information for monitoring and analyzing database performance. 
                   OpenEdge Release 12 Monitor (R&D)
                   Advanced R&D Menu 

                        1. Cache Entries
                 	2. Hash Chain
                 	3. Page Writer Queue
                 	4. Lru Chains
                 	5. Locked Buffers
                 	6. Buffer Locks
                 	7. Buffer Use Counts
                 	8. Resource Queues
                 	9. TXE Lock Activity
                	10. Adjust TXE Options
                	11. Latch Counts
                	12. Latch Times
                	13. I/O Wait Time by Type
                	14. I/O by File
                	15. Buffer Lock Queue
                	16. Semaphores
                	17. Shutdown
                	18. CDC Cache Info
                	19. BHT Latch Stats
                	20. DB Notifications ...
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